Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
COSTAR GROUP Inc. — global IP footprint
Cities where COSTAR GROUP Inc. has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Countries served by COSTAR GROUP Inc.
Every country where this organization has IPv4 allocations, ranked by IPs held.
ASNs owned by COSTAR GROUP Inc.
Largest CIDR ranges
| CIDR | IPs | PTR Density | ASN | Country | State | City |
|---|---|---|---|---|---|---|
| 65.222.180.0/23 | 512 |
36.7%
|
AS14652 | US | Virginia | Reston |
| 97.65.16.0/23 | 512 |
0.2%
|
AS14652 | US | Virginia | Reston |
| 8.39.162.0/24 | 256 |
0.0%
|
AS14652 | US | Virginia | Reston |
| 8.43.77.0/24 | 256 |
0.0%
|
AS14652 | US | Virginia | Reston |
| 38.64.74.0/24 | 256 |
0.0%
|
AS11160 | US | California | El Segundo |
| 38.103.15.0/24 | 256 |
0.0%
|
AS14652 | US | Virginia | Reston |
| 38.109.150.0/24 | 256 |
0.0%
|
AS14652 | US | Virginia | Reston |
| 63.86.105.0/24 | 256 |
2.0%
|
AS14652 | US | Virginia | Reston |
| 65.200.12.0/24 | 256 |
55.9%
|
AS11160 | US | California | El Segundo |
| 65.210.23.0/24 | 256 |
23.4%
|
AS14652 | US | Virginia | Reston |
| 65.210.120.0/24 | 256 |
16.8%
|
AS14652 | US | Virginia | Reston |
| 65.246.30.0/24 | 256 |
0.0%
|
AS14652 | US | Virginia | Reston |
| 204.253.48.0/24 | 256 |
43.4%
|
AS11160 | US | California | El Segundo |
Frequently Asked Questions
How many IP addresses does COSTAR GROUP Inc. own?
COSTAR GROUP Inc. controls 3.8K IPv4 addresses distributed across 13 CIDR ranges. The organization is registered in United States.
What ASNs does COSTAR GROUP Inc. operate?
COSTAR GROUP Inc. operates 2 Autonomous Systems. Each ASN represents an independently routed network that COSTAR GROUP Inc. manages for internet traffic delivery.
What type of organization is COSTAR GROUP Inc.?
COSTAR GROUP Inc. is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.
